Home / 65,124,158.80-97,686,238.20-39,573,000.40

Finding the Fourth Proportional to 65,124,158.80, 97,686,238.20 and 39,573,000.40

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Solution

The fourth proportional to 65,124,158.80, 97,686,238.20 and 39,573,000.40 is: 59,359,500.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,124,158.80 : 97,686,238.20 = 39,573,000.40 : x
  2. Step 2: Convert to fraction form
    65,124,158.80/97,686,238.20 = 39,573,000.40/x
  3. Step 3: Cross multiply
    65,124,158.80x = 97,686,238.20 × 39,573,000.40
  4. Step 4: Simplify right side
    65,124,158.80x = 3,865,737,543,363,095.50
  5. Step 5: Solve for x
    x = 3,865,737,543,363,095.50/65,124,158.80
  6. Step 6: Final answer
    x = 59,359,500.60

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.